Return-Path: Delivered-To: apmail-lucene-hadoop-dev-archive@locus.apache.org Received: (qmail 7992 invoked from network); 17 May 2007 18:16:40 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 17 May 2007 18:16:40 -0000 Received: (qmail 22584 invoked by uid 500); 17 May 2007 18:16:44 -0000 Delivered-To: apmail-lucene-hadoop-dev-archive@lucene.apache.org Received: (qmail 22554 invoked by uid 500); 17 May 2007 18:16:44 -0000 Mailing-List: contact hadoop-dev-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hadoop-dev@lucene.apache.org Delivered-To: mailing list hadoop-dev@lucene.apache.org Received: (qmail 22512 invoked by uid 99); 17 May 2007 18:16:44 -0000 Received: from herse.apache.org (HELO herse.apache.org) (140.211.11.133) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 17 May 2007 11:16:44 -0700 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO brutus.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 17 May 2007 11:16:36 -0700 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 8C911714076 for ; Thu, 17 May 2007 11:16:16 -0700 (PDT) Message-ID: <10912912.1179425776573.JavaMail.jira@brutus> Date: Thu, 17 May 2007 11:16:16 -0700 (PDT) From: "Hairong Kuang (JIRA)" To: hadoop-dev@lucene.apache.org Subject: [jira] Created: (HADOOP-1383) Tasks fail due to lost mapout MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org Tasks fail due to lost mapout ----------------------------- Key: HADOOP-1383 URL: https://issues.apache.org/jira/browse/HADOOP-1383 Project: Hadoop Issue Type: Bug Components: mapred Affects Versions: 0.12.3 Reporter: Hairong Kuang Fix For: 0.14.0 When I ran a job, each map task of which generates Gbytes of map output, I saw many tasks failed with following errors: Map output lost, rescheduling: getMapOutput(task_0993_m_000013_0,140) failed : java.io.FileNotFoundException: /hadoop/mapred/local/task_0993_m_000013_0/file.out at org.apache.hadoop.fs.ChecksumFileSystem.open(ChecksumFileSystem.java:332) at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:245) at org.apache.hadoop.mapred.TaskTracker$MapOutputServlet.doGet(TaskTracker.java:1657) at javax.servlet.http.HttpServlet.service(HttpServlet.java:689) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427) at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:567) at org.mortbay.http.HttpContext.handle(HttpContext.java:1565) at org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:635) at org.mortbay.http.HttpContext.handle(HttpContext.java:1517) at org.mortbay.http.HttpServer.service(HttpServer.java:954) at org.mortbay.http.HttpConnection.service(HttpConnection.java:814) at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981) at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831) at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244) at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357) at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.